Per- and polyfluoroalkyl substances, or PFAS, are a large class of human-made chemicals used in many everyday products. Their stability makes them useful, but they persist in the environment, contaminating wastewater and biological materials. Now, scientists have discovered a way to break them down.
This week on UnDisciplined, we're talking about biofuels ... and tattoos. We're introducing an archaeologist and a chemical engineer, and if that doesn't…